Datasheet Texas Instruments SN74ALS251 — Ficha de datos
| Fabricante | Texas Instruments |
| Serie | SN74ALS251 |
Selectores de datos / multiplexores 1 de 8 con salidas de 3 estados
Hojas de datos
1-of-8 Data Selectors/Multiplexers With 3-State Outputs datasheet
PDF, 958 Kb, Revisión: A, Archivo publicado: dic 1, 1994
Extracto del documento
Precios
Estado
| SN74ALS251D | SN74ALS251DR | SN74ALS251DRG4 | SN74ALS251N | SN74ALS251NE4 | |
|---|---|---|---|---|---|
| Estado del ciclo de vida | Activo (Recomendado para nuevos diseños) | Activo (Recomendado para nuevos diseños) | Activo (Recomendado para nuevos diseños) | Activo (Recomendado para nuevos diseños) | Activo (Recomendado para nuevos diseños) |
| Disponibilidad de muestra del fabricante | No | No | No | No | No |
Embalaje
| SN74ALS251D | SN74ALS251DR | SN74ALS251DRG4 | SN74ALS251N | SN74ALS251NE4 | |
|---|---|---|---|---|---|
| N | 1 | 2 | 3 | 4 | 5 |
| Pin | 16 | 16 | 16 | 16 | 16 |
| Package Type | D | D | D | N | N |
| Industry STD Term | SOIC | SOIC | SOIC | PDIP | PDIP |
| JEDEC Code | R-PDSO-G | R-PDSO-G | R-PDSO-G | R-PDIP-T | R-PDIP-T |
| Package QTY | 40 | 2500 | 2500 | 25 | 25 |
| Carrier | TUBE | LARGE T&R | LARGE T&R | TUBE | TUBE |
| Device Marking | ALS251 | ALS251 | ALS251 | SN74ALS251N | SN74ALS251N |
| Width (mm) | 3.91 | 3.91 | 3.91 | 6.35 | 6.35 |
| Length (mm) | 9.9 | 9.9 | 9.9 | 19.3 | 19.3 |
| Thickness (mm) | 1.58 | 1.58 | 1.58 | 3.9 | 3.9 |
| Pitch (mm) | 1.27 | 1.27 | 1.27 | 2.54 | 2.54 |
| Max Height (mm) | 1.75 | 1.75 | 1.75 | 5.08 | 5.08 |
| Mechanical Data | Descargar | Descargar | Descargar | Descargar | Descargar |
Paramétricos
| Parameters / Models | SN74ALS251D | SN74ALS251DR | SN74ALS251DRG4 | SN74ALS251N | SN74ALS251NE4 |
|---|---|---|---|---|---|
| Bandwidth, MHz | 75 | 75 | 75 | 75 | 75 |
| Bits | 8 | 8 | 8 | 8 | 8 |
| Number of Channels | 1 | 1 | 1 | 1 | 1 |
| Configuration | 8:1 | 8:1 | 8:1 | 8:1 | 8:1 |
| Digital input leakage(Max), uA | 5 | 5 | 5 | 5 | 5 |
| ESD Charged Device Model, kV | 0.75 | 0.75 | 0.75 | 0.75 | 0.75 |
| ESD HBM, kV | 2 | 2 | 2 | 2 | 2 |
| F @ Nom Voltage(Max), Mhz | 75 | 75 | 75 | 75 | 75 |
| Function | Encoder/Multiplexer | Encoder/Multiplexer | Encoder/Multiplexer | Encoder/Multiplexer | Encoder/Multiplexer |
| ICC @ Nom Voltage(Max), mA | 14 | 14 | 14 | 14 | 14 |
| Operating Temperature Range, C | 0 to 70 | 0 to 70 | 0 to 70 | 0 to 70 | 0 to 70 |
| Output Drive (IOL/IOH)(Max), mA | 24/-2.6 | 24/-2.6 | 24/-2.6 | 24/-2.6 | 24/-2.6 |
| Package Group | SOIC | SOIC | SOIC | PDIP | PDIP |
| Package Size: mm2:W x L, PKG | 16SOIC: 59 mm2: 6 x 9.9(SOIC) | 16SOIC: 59 mm2: 6 x 9.9(SOIC) | 16SOIC: 59 mm2: 6 x 9.9(SOIC) | See datasheet (PDIP) | See datasheet (PDIP) |
| Rating | Catalog | Catalog | Catalog | Catalog | Catalog |
| Schmitt Trigger | No | No | No | No | No |
| Technology Family | ALS | ALS | ALS | ALS | ALS |
| Type | 3-State Output | 3-State Output | 3-State Output | 3-State Output | 3-State Output |
| VCC(Max), V | 5.5 | 5.5 | 5.5 | 5.5 | 5.5 |
| VCC(Min), V | 4.5 | 4.5 | 4.5 | 4.5 | 4.5 |
| Voltage(Nom), V | 5 | 5 | 5 | 5 | 5 |
| tpd @ Nom Voltage(Max), ns | 24 | 24 | 24 | 24 | 24 |
Plan ecológico
| SN74ALS251D | SN74ALS251DR | SN74ALS251DRG4 | SN74ALS251N | SN74ALS251NE4 | |
|---|---|---|---|---|---|
| RoHS | Obediente | Obediente | Obediente | Obediente | Obediente |
| Pb gratis | Sí | Sí |
Notas de aplicación
- Advanced Schottky (ALS and AS) Logic FamiliesPDF, 1.9 Mb, Archivo publicado: agosto 1, 1995
This document introduces the advanced Schottky family of clamped TTL integrated circuits (ICs). Detailed electrical characteristics of the 'AS and 'ALS devices with table formats are provided. Guidelines for designing high-performance digital systems using the Advanced Schottky family are given along with a brief summary of the solutions to most design decisions needed to implement systems using t
Linea modelo
Serie: SN74ALS251 (5)
Clasificación del fabricante
- Semiconductors> Switches and Multiplexers> Buffered Encoders and Decoders